Free Linux Foundation OTCA Exam Questions

Become Linux Foundation Certified with updated OTCA exam questions and correct answers

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Total 354 Questions | Updated On: Jan 12, 2026

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Question 1

You have a root span representing an HTTP request and a child span representing a database query executed as part of handling that request. How should the child span reference its parent span?

A : By setting the child span's Trace ID to match the parent span's Trace ID

B : By creating a new Trace ID for the child span

C : By setting the child span's parent_id to the parent span's Span ID

D : By leaving the parent_id field empty in the child span

Answer: C

Question 2

In a Schema File, the 'schema_url' must correspond to which version in the 'versions' section?

A : The first version number listed

B : Any version number listed

C : The highest version number listed

D : The latest minor version

Answer: C

Question 3

What is the primary purpose of Span Links in OpenTelemetry?

A : To establish a hierarchical parent-child relationship between spans.

B : To set the priority levels for spans.

C : To associate multiple spans that are causally related but do not have a direct parent-child relationship.

D : To define the timestamps for when a span starts and ends.

Answer: C

Question 4

Your distributed application emits logs, traces, and metrics using various legacy libraries. You want to achieve a unified observability pipeline without altering existing log formats. Which OpenTelemetry component should you configure to map and process these diverse telemetry signals uniformly?

A : Implement the OpenTelemetry API directly in each service.

B : Configure the OpenTelemetry Collector to ingest and map the different telemetry signals.

C : Use the OpenTelemetry SDK to replace all legacy libraries.

D : Set up separate backends for logs, traces, and metrics without using OpenTelemetry.

Answer: B

Question 5

Your telemetry data includes events within spans, and you need to rename the attribute 'db.session_id' to 'database.session_id' only for events within spans named 'checkout_service'. How should you configure the 'rename_attributes' transformation in the 'span_events' section of the schema file?

A : Use 'rename_attributes' in the 'span_events' section with 'apply_to_spans' set to ['checkout_service'].

B : Use 'rename_attributes' in the 'all' section with the attribute map.

C : Use 'rename_attributes' in the 'span_events' section with 'apply_to_events' set to ['checkout_service'].

D : Use 'rename_attributes' in the 'span_events' section without any conditional fields.

Answer: A

Page: 1 / 71

Total 354 Questions | Updated On: Jan 12, 2026

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